Cov nyiaj sau npe nyiaj ntsuab yog ntau - muaj nuj nqi computer khoom siv, cov khw noj mov, tsev noj mov thiab lwm lub chaw haujlwm. Lub tshuab hluav taws xob sau npe tuaj yeem khaws cov khoom lag luam ntawm cov nqi tsev, cov lus qhia cov lus, thiab sau cov ntawv qhia muag khoom. Nws interface tau txuas nrog cov khoom siv sab nraud xws li cov ntawv sib nqus Card nyeem, barcode nyeem, tau luam tawm, thiab cov tshuab luam ntawv thiab hluav taws xob. Nws yog ib qho khoom siv tsis tseem ceeb rau kev tswj cov nyiaj tau los. Nws yog cov khoom lag luam ntawm kev sib xyaw ua ke ntawm cov tshuab hluav taws xob thiab kev tswj hwm niaj hnub thiab kev txhim kho thev naus laus zis. Nws yog ib qho ntawm cov khoom siv hluav taws xob theem hauv hluav taws xob tsis tseem ceeb rau kev tswj hwm niaj hnub thiab siv tau.
